Showing only posts by Isaiah Schisler. Show all posts.

How to enforce DNS name constraints in AWS Private CA

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In March 2022, AWS announced support for custom certificate extensions, including name constraints, using AWS Certificate Manager (ACM) Private Certificate Authority (CA). Defining DNS name constraints with your subordinate CA can help establish guardrails to improve public key infrastructure (PKI) security and mitigate certificate misuse. For example, you can …